Home / 14,139,234,759.85-21,211,031,380.01-4,820,803,448.18

Finding the Fourth Proportional to 14,139,234,759.85, 21,211,031,380.01 and 4,820,803,448.18

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Solution

The fourth proportional to 14,139,234,759.85, 21,211,031,380.01 and 4,820,803,448.18 is: 7,231,948,189.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,139,234,759.85 : 21,211,031,380.01 = 4,820,803,448.18 : x
  2. Step 2: Convert to fraction form
    14,139,234,759.85/21,211,031,380.01 = 4,820,803,448.18/x
  3. Step 3: Cross multiply
    14,139,234,759.85x = 21,211,031,380.01 × 4,820,803,448.18
  4. Step 4: Simplify right side
    14,139,234,759.85x = 102,254,213,216,076,234,752
  5. Step 5: Solve for x
    x = 102,254,213,216,076,234,752/14,139,234,759.85
  6. Step 6: Final answer
    x = 7,231,948,189.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.